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Blitz:
Individual Calculations December 2019 |
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| Alvarez Hernandez, David Total change: -52.00 | |   |
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| Campeonato Panamericano Amateur Blitz U2300 2019 | San Jose | CRC | 2019-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 2100 | 5.00 | 9 | -2.60 | 20 | -52.00 | |
|  Rodriguez Jimenez, Jose Daniel | | | 1700 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Rosales Gonzalez, Erick Josue | | | 1700 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pomarez Soza, Gerley Abraham | | | 1776 | NCA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Salazar Gould, Melanie | | wf | 1729 | CRC | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Lievano, Luis | c | | 2053 | ESA | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Zeledon Perez, Edgar | | | 1876 | CRC | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Avendano Porras, Rodrigo | | | 1700 * | CRC | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Guevara Cornejo, Gabriel | | | 1700 * | CRC | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Gamboa Alvarado, Olga Leticia | | wf | 1860 | CRC | 0.00 | 1 | -0.80 | 20 | -16.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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